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Finding the Fourth Proportional to 894.11, 1,341.36 and 675.41

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Solution

The fourth proportional to 894.11, 1,341.36 and 675.41 is: 1,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.11 : 1,341.36 = 675.41 : x
  2. Step 2: Convert to fraction form
    894.11/1,341.36 = 675.41/x
  3. Step 3: Cross multiply
    894.11x = 1,341.36 × 675.41
  4. Step 4: Simplify right side
    894.11x = 905,961.25
  5. Step 5: Solve for x
    x = 905,961.25/894.11
  6. Step 6: Final answer
    x = 1,013.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.